from cubicweb import UnknownEid

source, = __args__

sql("DELETE FROM entities WHERE type='Int'")

ecnx = session.cnxset.connection(source)

for e in rql('Any X WHERE X cw_source S, S name %(name)s', {'name': source}).entities():

    meta = e.cw_metainformation()

    assert meta['source']['uri'] == source

    try:

        suri = ecnx.describe(meta['extid'])[1]

    except UnknownEid:

        print 'cant describe', e.__regid__, e.eid, meta

        continue

    if suri != 'system':

        try:

            print 'deleting', e.__regid__, e.eid, suri, e.dc_title().encode('utf8')

            repo.delete_info(session, e, suri, meta['extid'], scleanup=True)

        except UnknownEid:

            print '  cant delete', e.__regid__, e.eid, meta

commit()